Home / 13,908.89-20,866.74-4,048.25

Finding the Fourth Proportional to 13,908.89, 20,866.74 and 4,048.25

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Solution

The fourth proportional to 13,908.89, 20,866.74 and 4,048.25 is: 6,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.89 : 20,866.74 = 4,048.25 : x
  2. Step 2: Convert to fraction form
    13,908.89/20,866.74 = 4,048.25/x
  3. Step 3: Cross multiply
    13,908.89x = 20,866.74 × 4,048.25
  4. Step 4: Simplify right side
    13,908.89x = 84,473,832.37
  5. Step 5: Solve for x
    x = 84,473,832.37/13,908.89
  6. Step 6: Final answer
    x = 6,073.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.